Gaugemaster GM693 Model Railway Value Drill Set.
The pack contains a drill, 4 collets - 1mm, 2.35mm, 3mm, and 3.2mm.
This drill does not come with a transformer. So, simply use your model railway track as a variable controller - the wires on the attached cable are cut and feature tinned ends.
If you're interested in a mains powered model railway drill, which comes with a transformer, then please see GM694
Note: No drill bits are included in this pack.
This product is one of many tools in the Gaugemaster Tools range.
The drill measures 120mm (length) by 37mm (diameter).